Head of golf putter



FIG. 1 is a perspective view taken from above and one side of head of golf putter showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a right side elevation thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevation thereof; and

FIG. 7 is a front elevation thereof. 

The ornamental design for head of golf putter, as shown and described. 